<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>Node Test Suite</title>

<script type="text/javascript" src="../../../build/yui/yui.js"></script>

<style type="text/css">
body {
    font:13px/1.22 arial;
    width:1000px;
}

#doc {
    min-height:200px;
}

#get-style {
    background:#ccc;
    float:left;
    font-size:10px;
    height:10em;
    padding:15px 0;
    width:200px;
}

.mask {
    background:#ccc;
    position:absolute;
    top:0;
    left:0;
    overflow:hidden;
}

#test-xy {
    background:green;
    position:absolute;
    height:10px;
    width:10px;
}

#test-computed {
    position:relative;
    width:50%;
    margin:auto;
    padding:10px;
    z-index: 2;
}

#test-scroll {
    height: 100px;
    width: 100px;
    overflow:auto;
}

#test-scroll p {
    height:1000px;
    width:1000px;
}

button {
    display:block;
}

.yui3-skin-sam .yui-console-entry-pass .yui-console-entry-cat {
    background: #070;
    color: #fff;
}
.yui3-skin-sam .yui-console-entry-fail .yui-console-entry-cat {
    background: #700;
    color: #fff;
}
</style>

</head>
<body class="yui3-skin-sam">
    <div id="test-append"></div>
    <div id="test-xy"></div>
    <div id="test-remove"></div>
    <div id="test-replace"><p>replace me</p></div>
    <div id="test-scroll">
        <p>It is a long established fact that a reader will be distracted by the readable content of a page when looking at its layout. The point of using Lorem Ipsum is that it has a more-or-less normal distribution of letters, as opposed to using 'Content here, content here', making it look like readable English. Many desktop publishing packages and web page editors now use Lorem Ipsum as their default model text, and a search for 'lorem ipsum' will uncover many web sites still in their infancy. Various versions have evolved over the years, sometimes by accident, sometimes on purpose (injected humour and the like).</p>
    </div>
    <div id="test-frag">
        <p>It is a long established fact that a reader will be distracted by the readable content of a page when looking at its layout. The point of using Lorem Ipsum is that it has a more-or-less normal distribution of letters, as opposed to using 'Content here, content here', making it look like readable English. Many desktop publishing packages and web page editors now use Lorem Ipsum as their default model text, and a search for 'lorem ipsum' will uncover many web sites still in their infancy. Various versions have evolved over the years, sometimes by accident, sometimes on purpose (injected humour and the like).</p>
        <p>Lorem ipsum dolor <em>sit</em>.</p>
    </div>
    <div id="doc" class="doc-wrap">
        <a href="http://www.yahoo.com/foo" id="link-1">Yahoo!</a>
        <a href="foo.html" id="link-2" tabIndex="-1">foo</a>
        <form id="test-form" class="test-class" action="#">
            <label for="test-text-value"><em>label</em></label>
            <input name="test-text-value" value="text value">
            <input name="test-text-novalue">
    
            <textarea name="test-textarea-value" value="textarea value"></textarea>
            <textarea name="test-textarea-novalue"></textarea>
            <textarea name="test-textarea-textvalue">textarea text</textarea>

            <button name="test-button-value" value="button value">button</button>
            <button name="test-button-novalue"></button>
            <button name="test-button-textvalue">button text</button>

        </form><div id="test-class">test class</div>
        <div id="test-prop" tabindex="4">text<em id="test-contains">test<span></span></em><strong>node</strong></div>
        <div id="set-style"><div class="bar" id="bar">setStyle</div>foo<div>blah</div></div>
        <div id="get-style">getStyle</div>
        <div id="baz">baz</div>
        text
        <div id="test-extras">extras</div>
        <div id="test-children">foo <span>bar</span> <strong>baz</strong> </div>
        <div id="test-empty-children"></div>
    </div>
    <div id="inline-style" style="color: green">inline style</div>
    <div id="foo" aria-checked="true"></div>
    <div id="test-computed">test computed style</div>
    <form id="form.foo@bar:baz">
        <select id="test-select" name="test-select">
            <option value="0">foo</option>
            <option value="1">bar</option>
            <option>baz</option>
        </select>
    </form>
    <div id="test-nodes">
        <ul>
            <li>item 1</li>
            <li>item 2</li>
            <li>item 3</li>
            <li>item 4</li>
        </ul>
        <ol>
            <li class="bar">item 1</li>
            <li>item 2</li>
            <li>item 3</li>
            <li class="bar">item 4</li>
        </ol>
    </div>

    <ol>
        <li>item 1</li>
        <li>item 2</li>
        <li>item 3</li>
        <li>item 4</li>
    </ol>
<iframe src="test-frame.html"></iframe>
<div id="test-insert-html">foo</div>
<div id="test:colon">
    <h2>test</h2>
</div>

<ol id="test-swap">
    <li>item 1</li>
    <li>item 2</li>
    <li>item 3</li>
    <li>item 4</li>
</ol>

<div id="_funky:id{$400}">
    <h2>test</h2>
</div>

<div id="yui-log"></div>
<script type="text/javascript">
YUI({base: '../../../build/', filter: 'raw'}).use('anim', 'console', 'test', function(Y) {
    var Assert = Y.Assert,
        ArrayAssert = Y.ArrayAssert,
        suite = new Y.Test.Suite("yuisuite");

    window.Y = Y; // export Y global for Selenium
    new Y.Console({node: '#yui-log', height: '50em' }).render('#yui-log');

    var byId = function(id) {
        return document.getElementById(id);
    };

    var $ = Y.Selector.query;

    suite.add( new Y.Test.Case({
        name: 'Y.Node Instance',

        test_get: function() {
            var node = Y.one('#test-nodes'),
                nodes = Y.all('#test-nodes *');

            // return null 
            Y.one("a[href$='?t=5']");
            Assert.isNull(Y.one(''), 'Y.one("")');
            Assert.isNull(Y.one(null), 'Y.one(null)');
            Assert.isNull(Y.one('#fake-id li'), 'Y.one("#fake-id li") === null');
            Assert.isNull(Y.one('#fake-id'), 'Y.one("#fake-id") === null');
            Assert.isNull(Y.one('#fake-id li'), 'Y.one("#fake-id li") === null');

            // return zero length collection
            Assert.isTrue((Y.all('') instanceof Y.NodeList), 'Y.all("") instanceof NodeList');
            Assert.isTrue((Y.all('null') instanceof Y.NodeList), 'Y.all("null") instanceof NodeList');
            Assert.isTrue((Y.all('#foo *') instanceof Y.NodeList), 'Y.all("#foo *") === null');

            // return 1 
            Assert.areEqual(byId('test-nodes').id, Y.one('#test-nodes').get('id'), 'Y.one("#test-nodes")');
            Assert.areEqual(byId('test-nodes'), Y.Node.getDOMNode(Y.one('#test-nodes')), 'Y.one("#test-nodes")');
            Assert.areEqual(byId('test-nodes'), Y.Node.getDOMNode(Y.one('#test-nodes')), 'Y.one("#test-nodes")');
            Assert.areEqual('test-nodes', Y.one('#test-nodes').get('id'), 'Y.one("#test-nodes").get("id")');
            Assert.areEqual(node, Y.one('#test-nodes'), 'node === Y.one("#test-nodes")');

            Assert.areEqual(byId('test-nodes').getElementsByTagName('li')[0],
                    Y.Node.getDOMNode(Y.one('#test-nodes li:first-child')), 'Y.one("#test-nodes")');

            Assert.areEqual(byId('test-nodes').getElementsByTagName('li')[1],
                    Y.Node.getDOMNode(Y.one('#test-nodes li:nth-child(2)')), 'Y.one("#test-nodes:nth-child(2)")');

            Assert.areEqual(byId('test-nodes').getElementsByTagName('li')[1],
                    Y.Node.getDOMNode(Y.one('#test-nodes li:nth-child(2)')), 'Y.one("#test-nodes:nth-child(2)")');
            Assert.areEqual(document.getElementById('form.foo@bar:baz'), Y.Node.getDOMNode(Y.one('[id="form.foo@bar:baz"]')), "[id=form.foo@bar:baz]");

            var firstChild = Y.one('body :first-child');
            Y.one('body').insertBefore(Y.Node.create('<div>foo</div>'), firstChild);
            Assert.isFalse(firstChild._node === Y.one('body :first-child')._node, "wrong node: Y.one('body :first-child')");

            Y.one('body').removeChild(Y.one('body :first-child'));
            Assert.areEqual(Y.Selector.query('body :first-child', null, true), Y.one('body :first-child')._node, "body :first-child === #test-append");

            // return more than 1
            ArrayAssert.itemsAreEqual($('#test-select option'), Y.NodeList.getDOMNodes(Y.all('#test-select option')), 'Y.one("#test-select option")');
            Assert.areEqual(3, Y.all('#test-select option').size(), 'Y.one("#test-select option").size()');
            Assert.areEqual(2, Y.all('form').size(), 'Y.one("form").size()');
            Assert.areEqual('FORM', Y.all('form').item(1).get('tagName'), 'Y.one("form").item(1)');

            Assert.areEqual(3, Y.all('.bar').size(), 'Y.one(".bar")');
            Assert.areNotEqual(nodes, Y.all('#test-nodes *'), 'nodes === Y.all("#test-nodes")');
            Assert.areEqual(nodes.size(), Y.all('#test-nodes *').size(), 'nodes.size() === Y.all("#test-nodes").size()'); 

            ArrayAssert.itemsAreEqual(Y.Selector.query('div'), Y.all(Y.Selector.query('div'))._nodes, "Y.all(Y.Selector.query('div'))");

            // Firefox fails due to Firebug pollutes document.queryAll but not document.getElementsByTagName
            //ArrayAssert.itemsAreEqual(document.getElementsByTagName('div'), Y.all(Y.Selector.query('div'))._nodes, "Y.all(Y.Selector.query('div'))");

            ArrayAssert.itemsAreEqual(Y.Selector.query('input[name]'), Y.all(Y.Selector.query('input[name]'))._nodes, "Y.all(Y.Selector.query('input[name]'))");

            ArrayAssert.itemsAreEqual(Y.Selector.query('.foo'), Y.all(Y.Selector.query('.foo'))._nodes, "Y.all(Y.Selector.query('.foo'))");

            var frameDoc = Y.one('iframe').get('contentWindow.document');
            Assert.areEqual('iframe foo', Y.Lang.trim(frameDoc.one('#demo li').get('innerHTML')),
                "frameDoc.one('#demo li').get('innerHTML')");

            ArrayAssert.itemsAreEqual([document.body], Y.all(document.body)._nodes, "Y.all(document.body)");
        },

        test_each: function() {
            var count = 0,
                nodes = Y.all('#test-nodes *'),
                index;

            nodes.each(function(node, i, list) {
                count++;
                index = i;
                Assert.areEqual(nodes, list, 'nodes === instance');
                Assert.isTrue(node instanceof Y.Node, 'node instanceof Y.Node');
                Assert.areEqual(node, this, 'this === node');
            });

            Assert.areEqual(count, nodes.size(), 'node.each(count) === nodes.size()');
            Assert.areEqual(nodes.size() - 1, index, 'nodes.size() - 1 === index');
        },

        test_some: function() {
            var nodes = Y.all('#test-nodes *'),
                index, instance, isNode;

            Assert.isTrue(nodes.some(function(node, i, list) {
                return true;
            }), 'nodes.some(function() { return true; })');

            Assert.isFalse(nodes.some(function(node, i, list) {
            }), 'nodes.some(function() {})');

        },

        test_indexOf: function() {
            Assert.areEqual(0, Y.all('body').indexOf(Y.one('body')),
                "Y.all('body').indexOf(Y.one('body'))");

            Assert.areEqual(0, Y.all('div').indexOf(Y.one(document.getElementsByTagName('div')[0])),
                "Y.all('div').indexOf(Y.one(document.getElementsByTagName('div')[0]))");

            Assert.areEqual(-1, Y.all('div').indexOf(Y.one('#test-')),
                "Y.all('div').indexOf(Y.one('#test-'))");

            Assert.areEqual(-1, Y.all('div').indexOf(Y.one('#test-form')),
                "Y.all('div').indexOf(Y.one('#test-form'))");

        },

        test_getters: function() {
            var id = 'test-nodes',
                element = byId(id),
                node = Y.one('#' + id),
                nodes = Y.all('#' + id + ' *');


            Assert.areEqual(null, node.get(''), 'node.get("") === null');
            Assert.areEqual(null, node.get('fake'), 'node.get("fake") === null');

            Assert.areEqual(null, node.get('nodeValue'), 'nodeValue === null');

            Assert.areEqual('DIV', node.get('nodeName'), 'nodeName === "DIV"');
            Assert.areEqual('UL', nodes.get('nodeName')[0], 'nodeName === "UL"');
            Assert.areEqual('LI', nodes.get('nodeName')[nodes.size() - 1], 'nodeName === "LI"');

            Assert.areEqual(element.firstChild.nextSibling.nodeName, node.get('firstChild').get('nextSibling').get('nodeName'), 'node.firstChild.nextSibling.nodeName"');
            Assert.areEqual(element.lastChild.nodeName, node.get('lastChild').get('nodeName'), 'lastChild.nodeName"');
            Assert.areEqual(9, node.get('ownerDocument').get('nodeType'), 'node.ownerDocument.nodeType ===  9');

            Assert.areEqual('test-nodes', nodes.get('parentNode').get('id')[0], 'nodes.get(parentNode)[0].get("id") === test-nodes');
            Assert.areEqual(element.firstChild.nodeType, node.get('firstChild').get('nodeType'), 'firstChild.get("nodeType")');
            Assert.areEqual(element.offsetWidth, node.get('offsetWidth'), 'offsetWidth === node.offsetWidth');
            Assert.areEqual(element.offsetParent.tagName, node.get('offsetParent').get('tagName'), 'offsetParent.tagName === offsetParent.tagName');

            Assert.areEqual('item 1', Y.Lang.trim(nodes.get('children')[0].get('text')[0]), 'nodes.get("children")[0].get("text")[0]');

            Assert.areEqual('item 1', Y.Lang.trim(nodes.get('children')[0].get('text')[0]), 'nodes.get("children")[0].get("text")[0]');

            var textContainer = Y.Node.create('<div>foo</div>');
            Assert.areEqual('foo', textContainer.get('text'), "textContainer.get('text')");

            textContainer.set('text', 'bar');
            Assert.areEqual('bar', textContainer.get('text'), "textContainer.set('text', 'bar')");
            
            ArrayAssert.itemsAreEqual($('#test-select option'),
                    Y.NodeList.getDOMNodes(Y.one('#test-select').get('options')),
                    'Y.one("#test-select.get("options")');

            Assert.areEqual(2, node.get('children').size(), 'get("children")');

            Assert.areEqual(0, Y.one('#test-empty-children').get('children').size(), "Y.one('#test-empty-children').get('children')");
            Assert.areEqual(8, Y.all('#' + id + ' li').size(), 'Y.all("#test-nodes li.size()")');

            // size() is deprecated on Node
            //Assert.areEqual(1, Y.one('#' + id + ' li').size(), 'Y.one("#test-nodes li.size()")');

            Assert.areEqual(byId('test-nodes').childNodes.length, node.get('childNodes').size(), 'node.get("childNodes").size()');
            
            Assert.areEqual(byId('test-nodes').childNodes.length, node.get('childNodes').get('tagName').length, 'node.get("childNodes")');
            ArrayAssert.itemsAreEqual(byId('test-nodes').childNodes.length, node.get('childNodes').get('length').length, "node.get('childNodes').get('length')");
            Assert.areEqual(element.lastChild.nodeName, node.get('lastChild.nodeName'), 'node.get("lastChild.nodeName")');
            Assert.areEqual(element.lastChild.previousSibling.nodeName, node.get('lastChild').get('previousSibling').get('nodeName'), 'node.lastChild.previousSibling.nodeName');
            Assert.areEqual('test', Y.one('#test-prop').get('firstChild.nextSibling.firstChild.nodeValue'),
                    'node.get("firstChild.nextSibling.firstChild.nodeValue")');


            Assert.areEqual(byId('test-prop').tabIndex, Y.one('#test-prop').get('tabIndex'), 'Y.one("#test-prop").get("tabIndex")');
            Assert.areEqual(byId('doc').tabIndex, Y.one('#doc').get('tabIndex'), 'Y.one("#doc".get("tabIndex"))');
            Assert.areEqual(byId('link-1').tabIndex, Y.one('#link-1').get('tabIndex'), 'Y.one("#link1".get("tabIndex"))');
            Assert.areEqual(byId('link-2').tabIndex, Y.one('#link-2').get('tabIndex'), 'Y.one("#link1".get("tabIndex"))');

            Assert.areEqual(undefined, Y.one('form').get('childNodes')._nodes.item, 'convert live list to static');
            Assert.isTrue(Y.all('input').get('parentNode') instanceof Y.NodeList, "Y.all('input').get('parentNode')");
        },
            
        test_create: function() {
            var id = 'test-nodes',
                element = byId(id),
                node = Y.one('#' + id);

            Assert.areEqual('fresh', node.create('<div id="fresh">fresh</div>').get('id'), 'node.create from string)');

            node = Y.Node.create('<select><option>foo</option></select>');
            var option = Y.Node.create('<option>bar</option>').set('selected', 'selected');
            node.appendChild(option);
            Assert.isTrue(Y.Node.getDOMNode(option).selected, "Y.Node.create('<option>test</option>').set('selected', 'selected'))");

            var html = '<li><a href=""></a></li>';
            node = Y.Node.create(html);
            Assert.areEqual('A', node.get('firstChild.tagName'), html);

            html = 'baz';
            node = Y.Node.create(html);
            Assert.areEqual('3', node.get('nodeType'), "node.get('nodeType')");
            Assert.areEqual('3', Y.Node.getDOMNode(node).nodeType, "Y.Node.getDOMNode(node).nodeType");

            html = '<div>bar</div>';
            node = Y.Node.create(html);
            Assert.areEqual('3', node.get('firstChild.nodeType'), "node.get('firstChild.nodeType')");
            Assert.areEqual('3', node.get('firstChild').get('nodeType'), "node.get('firstChild').get('nodeType')");
            Assert.areEqual('3', Y.Node.getDOMNode(node.get('firstChild')).nodeType, "Y.Node.getDOMNode(node.get('firstChild')).nodeType");
            node.insertBefore(Y.Node.create('foo'), node.get('firstChild'));
            Assert.areEqual('foobar', node.get('innerHTML'), "node.get('innerHTML')");
            Assert.areEqual('foobar', node.get('text'), "node.get('text')");
        },

        test_setter: function() {
            var id = 'test-prop',
                element = byId(id),
                node = Y.one('#' + id),
                nodes = Y.all('#test-nodes *');

            var childNodes = Y.one('body').get('childNodes');
            childNodes.set('title', 'foo bar');
            Assert.isTrue(byId('test-nodes').title == 'foo bar', 'Y.one("body").get("childNodes").set("title")');

            node.set('foo', 'foo');
            Assert.isUndefined(node.get('foo'), 'node.get("foo")');
            
            node.set('title', 'my title');
            Assert.areEqual('my title', Y.Node.getDOMNode(node).title, 'node.title)');
            Assert.areEqual('my title', node.get('title'), 'node.set("title")');

            nodes.set('className', 'foo');
            Assert.areEqual('foo', Y.NodeList.getDOMNodes(nodes)[0].className, 'node.className');
            Assert.areEqual('foo', nodes.get('className')[2], 'node.get("className")');
            Assert.areEqual('foo', nodes.item(nodes.size() - 2).get('className'),
                    'nodes.item(nodes.size - 2).get("className")');

            var attrMap = {
                className: 'fooclass',
                title: 'new title'
            };
            node.setAttrs(attrMap);
            var getAttrs = node.getAttrs(['className', 'title']);
            Assert.areEqual(attrMap.className, getAttrs.className, 'node.setAttrs(attrMap) (get className)'); 
            Assert.areEqual(attrMap.title, getAttrs.title, 'node.setAttrs(attrMap) (get title)'); 

            Y.one('#test-select').set('selectedIndex', 2);
            Assert.areEqual(2, Y.one('#test-select')._node.selectedIndex,
                    "Y.one('#test-select').set('selectedIndex', 2)");

            Y.one('body > form').set('test-select.selectedIndex', 2);
            Assert.areEqual(2, byId('test-select').selectedIndex,
                    'Y.one("body > form").set("test-select.selectedIndex", 2)');

            var index = Y.one('#test-select').one('option[value=1]').set('selected', true);

            Assert.areEqual(1, Y.one('#test-select')._node.selectedIndex,
                    "Y.one('#test-select').set('selectedIndex', 1)");



            Y.one('#test-select').set('value', 1);
            Assert.areEqual(1, Y.one('#test-select').get('value'), "Y.one('#test-select').set('value', 1)");
            Y.one('#test-select').set('value', 'baz');
            Assert.areEqual('baz', Y.one('#test-select').get('value'), "Y.one('#test-select').set('value', 1)");
        },

        test_dom_methods: function() {
            var id = 'test-prop';
            var element = byId(id);
            var parent = Y.one(element.parentNode);
            var node = Y.one('#test-prop');

            Assert.isTrue(node.hasMethod('appendChild'), "node.hasMethod('appendChild')");
            //Assert.isTrue(element === Y.one(node), 'element === Y.one(node)');
            Assert.areEqual(element.getElementsByTagName('em')[0].nodeName, node.getElementsByTagName('em').item(0).get('nodeName'), 'getElementsByTagName'); 
            var insertNode = document.createElement('div');
            Y.stamp(insertNode);
            insertNode.innerHTML = 'inserted node';
            Y.one('body').appendChild(Y.one('div'));
            Assert.isTrue(Y.one('body').get('lastChild').compareTo(Y.one('#test-append')), 'get("body").appendChild(Y.one("#test-append"))');
            Assert.areEqual(byId('test-append'), Y.Node.getDOMNode(Y.one('body').get('lastChild')), 'get("body").appendChild(Y.one([0]"#test-append"))');
            Assert.areEqual('inserted node', node.appendChild(insertNode).get('innerHTML'), 'appendChild(element input)');
            Assert.areEqual('inserted node', node.removeChild(insertNode).get('innerHTML'), 'removeChild(element input)');

            Assert.areEqual('inserted node', node.appendChild(Y.one(insertNode)).get('innerHTML'), 'appendChild(Node input)');
            Assert.areEqual('inserted node', node.removeChild(Y.one(insertNode)).get('innerHTML'), 'removeChild(Node input)');

            var clone = node.cloneNode();
            Assert.isFalse(node === clone, 'node === node.cloneNode()');
            Assert.areEqual(1, clone.get('nodeType'), 'cloneNode()');

            // TODO: test deep clone with bound descendant
            Assert.isTrue(node.get('childNodes').size() === node.cloneNode(true).get('childNodes').size(), 'node.get("childNodes").size() === node.cloneNode(true).get("childNodes").size()');

            Assert.isTrue(Y.one('.bar').test('.bar'), "Y.one('.bar').test('.bar')");
            clone = Y.one('.bar').cloneNode(true);
            Assert.isTrue(clone.hasClass('bar'), "clone.hasClass('bar') (before appending)");
            Y.one('body').appendChild(clone);
            Assert.isTrue(clone.test('.bar'), "clone.test('.bar') (after appending)");

            Assert.isTrue(
                Y.Node.create('<div id="foo" class="bar"></div>').test('.bar'),
                "Y.Node.create('<div id=\"foo\" class=\"bar\"></div>').test('.bar')");

            Assert.isTrue(
                Y.Node.create('<div id="foo" class="bar"></div>').test('#foo.bar'),
                "Y.Node.create('<div id=\"foo\" class=\"bar\"></div>').test('#foo.bar')");

            Assert.isTrue(node.hasChildNodes(), 'hasChildNodes()');

            Assert.isTrue(node.compareTo(node), 'compareTo(node)');
            Assert.isTrue(node.compareTo(Y.one(node)), 'compareTo(new Y.Node)');
            Assert.isFalse(node.compareTo(null), 'compareTo(null)');

            Assert.isFalse(node.create('<p>foo</p>').inDoc(), 'node.inDoc()');

            Assert.isTrue(node.contains(byId('test-contains')), 'contains()');
            Assert.isTrue(node.contains(node), 'contains() self');
            Assert.isTrue(node.contains(element), 'contains() self');
        
            Assert.isFalse(node.contains(document.getElementsByTagName('div')), 'contains() false positive for collection');

            Assert.areEqual('doc', node.ancestor(function(el) {
                return el.get('id') === 'doc';
            }).get('id'), 'ancestor');

            Assert.areEqual(node.ancestor(), node.get('parentNode'), "node.ancestor()");

            Assert.isNull(node.ancestor(function(el) {
                return el.getAttribute('foo') !== '';
            }), 'ancestor');

            Assert.areEqual(node.get('parentNode'), node.ancestor('div'));
            Assert.areEqual(node, node.ancestor('div', true));
            Assert.areEqual('test-class', node.previous().get('id'), 'node.previous()');

            Assert.isTrue(Y.one(document.body).inDoc(document));
            Assert.isTrue(node.inDoc(), 'node.inDoc()');
            Assert.isTrue(node.inDoc(document), 'node.inDoc(document)');
            Assert.isTrue(node.inDoc(Y.one(document)), 'node.inDoc(Y.one(document))');

            Assert.areEqual(byId('test-contains'), Y.Node.getDOMNode(node.getById('test-contains')), 'node.getById("test-contains")');
            Assert.isTrue(node.hasAttribute('id'), 'node.hasAttribute("id")');
            Assert.isTrue(node.hasAttribute('title'), 'node.hasAttribute("title")');
            Assert.isFalse(node.hasAttribute('foo'), 'node.hasAttribute("foo")');
            Assert.isTrue(node.hasAttribute('tabIndex'), 'node.hasAttribute("tabIndex")');
            node.removeAttribute('tabIndex');
            Assert.isFalse(node.hasAttribute('tabIndex'), 'node.hasAttribute("tabIndex") (false)');
            /*
            Assert.areEqual(node.getAttribute('tabIndex'), node.get('tabIndex'),
                "node.getAttribute('tabIndex') === node.get('tabIndex')");
                */
            
            Assert.isFalse(Y.one('body').hasAttribute('title'), 'body.hasAttribute("title")');
            Assert.areEqual('0', Y.one('select[name=test-select] option:nth-child(1)').getAttribute('value'), 'option1.getAttribute("value") (from innerText)');
            Assert.areEqual('1', Y.one('select[name=test-select] option:nth-child(2)').getAttribute('value'), 'option2.getAttribute("value") (from innerText)');
            Assert.areEqual('', Y.one('select[name=test-select] option:nth-child(3)').getAttribute('value'), 'option3.getAttribute("value") (from innerText)');

            Assert.areEqual('http://www.yahoo.com/foo', Y.one('#link-1').getAttribute('href'), "Y.one('#link1').getAttribute('href')");
            Assert.areEqual('foo.html', Y.one('#link-2').getAttribute('href'), "Y.one('#link1').getAttribute('href')");
        },

        test_fragment: function() {
            var frag = Y.one('document').invoke('createDocumentFragment'),
                element = byId('test-append');

            frag.appendChild(element);
            Assert.areEqual(element, Y.Node.getDOMNode(frag.get('firstChild')), 'frag.appendChild()');
            Y.one('body').appendChild(frag);
        },

        test_screen: function() {
            var id = 'test-prop';
            var element = byId(id);
            var parent = Y.one(element.parentNode);
            var node = Y.one(element);

            var newNode = Y.Node.create('<div id="brand-new-foo">foo</div>');
            Assert.areEqual(0, newNode.get('docScrollX'), 'newNode.get("docScrollX")');
            Assert.areEqual(0, node.get('docScrollY'), 'node.get("docScrollY")');

            node = Y.one('#test-xy');
            node.setXY([100, 100]);
            var xy = node.getXY();
            var x = Math.round(xy[0]);
            var y = Math.round(xy[1]);
            ArrayAssert.itemsAreEqual([100, 100], [x, y], 'Node.getXY("foo", "bar")');
        },

        test_region: function() {
            Assert.isTrue(Y.DOM.inRegion(byId('baz'), byId('doc')), 'DOM.inRegion(domNode, domNode)');
            Assert.isTrue(Y.one('#get-style').inRegion(byId('doc')), 'node.inRegion(domNode)');
            Assert.isTrue(Y.one('#get-style').inRegion(Y.one('#doc')), 'node.inRegion(Node)');
            ArrayAssert.itemsAreEqual(Y.DOM.region(Y.DOM.byId('doc')), Y.one('#doc').get('region'), 'node.get("region")');
        },

        test_classes: function() {
            var id = 'test-class';
            var element = byId(id);
            var parent = Y.one(element.parentNode);
            var node = Y.one(element);

            Assert.isTrue(node.get('previousSibling').hasClass('test-class'), 'node.get("previousSibling").hasClass("test-class")');

            node.addClass('foo');
            Assert.areEqual('foo', element.className, 'node.addClass("foo")');
            node.removeClass('foo');
            Assert.areEqual('', element.className, 'node.removeClass("foo")');

            node.addClass('foo');
            Y.one('body').get('childNodes').addClass('foo');
            Assert.isTrue(byId('test-class').className == 'foo', 'NodeList.addClass');
            node.replaceClass('foo', 'bar');
            Assert.areEqual('bar', element.className, 'Node.replaceClass("foo", "bar")');

            var nodes = Y.all('#test-nodes li');
            nodes.addClass('foo').addClass('bar');
            nodes.each(function(n) {
                Assert.isTrue(n.hasClass('foo'));
                Assert.isTrue(n.hasClass('bar'));
            });

            nodes.removeClass('bar');
            nodes.each(function(n) {
                Assert.isFalse(n.hasClass('bar'));
            });

            node = Y.DOM.create('<div></div>');
            Y.DOM.addClass(node, 'foo');
            Y.DOM.replaceClass('foo', 'foo');
            Assert.isTrue(Y.DOM.hasClass(node, 'foo'));
        },

        test_toggle: function() {
            var node = Y.one('#test-class');

            node.toggleClass('foo');
            Assert.isTrue(node.hasClass('foo'), "node.toggleClass('foo')");

            node.toggleClass('foo');
            Assert.isFalse(node.hasClass('foo'), "node.toggleClass('foo')");

            node.toggleClass('foo', false);
            Assert.isFalse(node.hasClass('foo'), "node.toggleClass('foo', false)");

            node.toggleClass('foo');
            Assert.isTrue(node.hasClass('foo'), "node.toggleClass('foo')");

            node.toggleClass('foo', true);
            Assert.isTrue(node.hasClass('foo'), "node.toggleClass('foo', true)");
        },

        test_setStyle: function() {
            var element = byId('set-style'),
                node = Y.one(element),
                nodes = node.get('childNodes');

            node.setStyle('width', '20em');
            Assert.areEqual('20em', element.style.width, "setStyle('width' '20em')");

            node.setStyle('marginTop', '1em');
            Assert.areEqual('1em', element.style.marginTop, "setStyle('marginTop','1em')");

            node.setStyle('opacity', 0.5);
            Assert.areEqual(0.5, node.getStyle('opacity'), "setStyle('opacity', 0.5)");

            node.setStyle('float', 'left');
            Assert.areEqual('left', node.getStyle('float'), "setStyle('float', 'left')");
            node.setStyle('float', 'left');
            Assert.areEqual('left', node.getStyle('float'), "setStyle('float', 'left')");
            
            nodes.setStyle('marginTop', '1em');
            Assert.areEqual('1em', nodes.getStyle('marginTop')[2], "setStyle('marginTop', '1em'");
        },            

        test_getStyle: function() {
            var node = Y.one('#get-style');

            node.setStyle('opacity', 0.5);
            Assert.areEqual(0.5, node.getStyle('opacity'), "node.getStyle('opacity')");
            Assert.areEqual('left', node.getStyle('float'), "node.getStyle('float')");

            Assert.areEqual('100px', node.getStyle('height'), "getStyle('height')");
            Assert.areEqual('200px', node.getStyle('width'), "getStyle('width)'");
            Assert.areEqual('visible', node.getStyle('visibility'), "visibility");
            node.setStyle('visibility', 'hidden');
            Assert.areEqual('hidden', node.getStyle('visibility'), "visibility");
            node.setStyle('visibility', 'visible');
        },

        test_getComputedStyle: function() {
            var node = Y.one('#test-computed');
            var domNode = byId('test-computed');

            domNode.style.zoom = 1;
            domNode.style.border = 'medium solid #000';

            var bw = (Y.UA.ie) ? 4 : 3;
            var h = node.get('offsetHeight') - 20 - 2 * bw;
            Assert.areEqual(bw + 'px', node.getComputedStyle('borderTopWidth'), "borderTopWidth: medium");
            Assert.areEqual(h, Math.round(parseFloat(node.getComputedStyle('height'))), "height: auto (offset minus padding and border)");
            domNode.style.padding = '1em';
            Assert.areEqual('13px', node.getComputedStyle('paddingTop'), "padding 10em");
            Assert.areEqual('visible', node.getComputedStyle('visibility'), "visibility");
            domNode.parentNode.style.visibility = 'hidden';
            Assert.areEqual('hidden', node.getComputedStyle('visibility'), "visibility");
            domNode.parentNode.style.visibility = 'visible';
            Assert.areEqual(2, node.getComputedStyle('zIndex'), 'node.getComputedStyle("zIndex")');
            Assert.areEqual('500px', node.getComputedStyle('width'), "percent width (from CSS)");
            domNode.style.margin = 'auto';
            Assert.areEqual('0px', node.getComputedStyle('marginTop'), "margin auto");
        },

        test_setStyles: function() {
            var node = byId('set-style');
            var element = Y.one(node);
            element.setStyles({
                'top': '5px',
                'right': '10em'
            });
            Assert.isTrue( (node.style.top == '5px' && node.style.right == '10em'), "setStyles()");
        },

        test_selector: function() {
            var id = 'test-prop',
                element = byId(id),
                node = Y.one('#' + id),
                parent = Y.one(element.parentNode),
                nodes = Y.all('#test-nodes *');

            // Selector methods
            Assert.isNull(Y.one(document.body).one("#fake-id"), 'body.one("#fake-id")');
            Assert.isTrue(Y.one(node).test('#' + id), 'node.test( "#id")');
            Assert.isNull(parent.one("#fake-id"), 'parent.one("#fake-id")');
            Assert.areEqual(id, parent.one('#' + id).get('id'), 'parent.one("#id")');
            Assert.areEqual(id, parent.one('#' + id).get('id'), 'parent.one("#id")');
            Assert.isNull(parent.one('#text-xy'), 'parent.one("test-xy")');

            Assert.areEqual(id, parent.all('#' + id).item(0).get('id'), 'parent.all(node, "#id")');
            Assert.areEqual(id, parent.all('#' + id).item(0).get('id'), 'parent.all(node, "#id")');
        },

        test_window: function() {
            var win = Y.one(window);
            Assert.areEqual(window, Y.Node.getDOMNode(win), 'Y.one(window)');
            Assert.areEqual(document, Y.Node.getDOMNode(win.get('document')), 'win.get(document)');
            //Assert.areEqual(window, Y.Node.getDOMNode(Y.one('document').get('defaultView')), 'win.get(document)');
        },


        test_windowSize: function() {
            Assert.isNotNull(Y.one('body').get('winHeight'), 'body.get("winHeight")');
        },

        test_scroll: function() {
            Y.one('#test-scroll').set('scrollTop', 100);
            Y.one('#test-scroll').set('scrollLeft', 200);
            Assert.areEqual(100, byId('test-scroll').scrollTop, 'test-scroll.set("scrollTop", 100)');
            Assert.areEqual(200, byId('test-scroll').scrollLeft, 'test-scroll.set("scrollLeft", 200)');
            document.body.style.height = '5000px';
            document.body.style.width = '5000px';
/*
            Y.one(window).set('scrollTop', 100);
            Y.one(window).set('scrollLeft', 200);
            Assert.areEqual(100, Y.DOM.docScrollY(window), 'window.set("scrollTop", 100)');
            Assert.areEqual(200, Y.DOM.docScrollX(window), 'window.set("scrollLeft", 200)');
*/

            Y.one(document).set('scrollTop', 200);
            Y.one(document).set('scrollLeft', 100);
            Assert.areEqual(200, Y.DOM.docScrollY(document), 'document.set("scrollTop", 200)');
            Assert.areEqual(100, Y.DOM.docScrollX(document), 'document.set("scrollLeft", 100)');

            document.body.style.height = '';
            document.body.style.width = '';

            window.scrollTo(0, 0);
        },

        test_setContent: function() {
            var content = '<strong>foo</strong>';
            Y.one('#test-insert-html').setContent(content);
            Assert.areEqual(content,
                Y.DOM.byId('test-insert-html').innerHTML.toLowerCase(),
                "Y.one('#test-insert-html').setContent(" + content + ")");

            Y.one('#test-insert-html').setContent(Y.Node.create(content));
            Assert.areEqual(content,
                Y.DOM.byId('test-insert-html').innerHTML.toLowerCase(),
                "Y.one('#test-insert-html').setContent(Y.Node.create(" + content + "))");

            content = '<strong>foo</strong><em>bar</em>';
            Y.one('#test-insert-html').setContent(Y.Node.create(content));
            Assert.areEqual(content,
                Y.DOM.byId('test-insert-html').innerHTML.toLowerCase(),
                "Y.one('#test-insert-html').setContent(Y.Node.create(" + content + "))");

            var element = document.createElement('strong');
            element.innerHTML = 'bar';
            content = '<strong>bar</strong>';
            Y.one('#test-insert-html').setContent(element);
            Assert.areEqual(content,
                Y.DOM.byId('test-insert-html').innerHTML.toLowerCase(),
                "Y.one('#test-insert-html').setContent(element)");

            content = '';
            Y.one('#test-insert-html').setContent(content);
            Assert.areEqual(content,
                Y.DOM.byId('test-insert-html').innerHTML.toLowerCase(),
                "Y.one('#test-insert-html').setContent(" + content + ")");

            content = null;
            Y.one('#test-insert-html').setContent(content);
            Assert.areEqual('',
                Y.DOM.byId('test-insert-html').innerHTML.toLowerCase(),
                "Y.one('#test-insert-html').setContent(" + content + ")");

        },

        test_insert: function() {
            var node = Y.one('#test-insert-html'),
                html = '<strong>foo</strong>',
                content = node.get('innerHTML');

            node.insert(html);
            Assert.areEqual(node._node.innerHTML,
                content + html,
                "node.insert('" + html + "')");

            html = '<em>bar</em>';
            content = node.get('innerHTML');

            node.insert(html, 0);
            Assert.areEqual(node._node.innerHTML,
                html + content,
                "node.insert(" + html + ", 0)");

            html = '<span>baz</span>';
            node.insert(html, 1);
            Assert.areEqual(node.all('> *').item(1).get('tagName'),
                'SPAN',
                "node.insert(" + html + ", 1)");

            html = '';
            content = node.get('innerHTML');

            node.insert(html);
            Assert.areEqual(node._node.innerHTML,
                content,
                "node.insert(" + html + ")");

            html = null;
            content = node.get('innerHTML');

            node.insert(html);
            Assert.areEqual(node._node.innerHTML,
                content,
                "node.insert(" + html + ")");

            // test fragment insertion

            html = '<a>bar</a><h2>foo</h2>';
            content = node.get('innerHTML');

            node.insert(html);
            Assert.areEqual(node._node.innerHTML,
                content + html,
                "node.insert(" + html + ")");

            html = '<label>foo</label><input>';
            content = node.get('innerHTML');

            node.insert(html, 0);
            Assert.areEqual(node._node.innerHTML,
                html + content,
                "node.insert(" + html + ", 0)");

            node.setContent('<em>foo</em><span>bar</span>');

            node.insert('<strong>baz</strong>', node.one('span'));
            Assert.areEqual(node._node.childNodes[1].tagName, 'STRONG',
                "node.insert('<strong>bar</strong>', node.one('span')");

            node.insert('<code>var lorem</code>', node.one('em')._node);
            Assert.areEqual(node._node.childNodes[0].tagName, 'CODE',
                "node.insert('<code>var lorem</code>', node.one('em')._node)");

            // insert Node instance
            html = Y.Node.create('<div>foo</div>');
            node.insert(html, 2);
            Assert.areEqual(node._node.childNodes[2], html._node,
                "node.insert(Y.Node.create('<div>foo</div>'))");

            // insert DOM node
            html = document.createElement('div');
            Y.one('#test-insert-html').insert(html, 2);
            Assert.areEqual(Y.one('#test-insert-html')._node.childNodes[2], html, 'node.insert(someDOMNode, 2)');

        },

        test_inject: function() {
            var node = Y.one('#test-insert-html'),
                html = '<strong>foo</strong>',
                content = node.get('innerHTML');

            node.prepend(html);
            Assert.areEqual(node._node.innerHTML,
                html + content,
                "node.prepend('" + html + "')");

            html = '<em>bar</em>';
            content = node.get('innerHTML');

            node.append(html);
            Assert.areEqual(node._node.innerHTML,
                content + html,
                "node.append('" + html + "')");
        },

        test_getValue: function() {
            // text
            Assert.isTrue(Y.one('input[name=test-text-value]').hasAttribute('value'),
                'input[name=test-text-value].hasAttribute("value")');
            Assert.isFalse(Y.one('input[name=test-text-novalue]').hasAttribute('value'),
                'input[name=test-text-novalue].hasAttribute("value")');

            Assert.areEqual('text value',
                Y.one('input[name=test-text-value]').get('value'),
                "Y.one('input[name=test-text-value]').get('value')");

            Assert.areEqual('', // TODO: normalize to null?
                Y.one('input[name=test-text-novalue]').get('value'),
                "Y.one('input[name=test-text-novalue]').get('value')");

            // textarea
            // textarea doesn't use value attribute
            //Assert.isTrue(Y.one('textarea[name=test-textarea-value]').hasAttribute('value'),
            //    'textarea[name=test-textarea-value].hasAttribute("value")');

            Assert.isFalse(Y.one('textarea[name=test-textarea-novalue]').hasAttribute('value'),
                'textarea[name=test-textarea-value].hasAttribute("value")');

            Assert.areEqual('textarea text',
                Y.one('textarea[name=test-textarea-textvalue]').get('value'),
                'textarea[name=test-textarea-textvalue].get("value")');

            Assert.areEqual('',
                Y.one('textarea[name=test-textarea-novalue]').get('value'),
                'textarea[name=test-textarea-novalue].get("value")');

            Assert.areEqual('',
                Y.one('textarea[name=test-textarea-value]').get('value'),
                'textarea[name=test-textarea-value].get("value")');

            // button
            Assert.isTrue(Y.one('button[name=test-button-value]').hasAttribute('value'),
                'textarea[name=test-button-value].hasAttribute("value")');

            Assert.isFalse(Y.one('button[name=test-button-novalue]').hasAttribute('value'),
                'textarea[name=test-button-value].hasAttribute("value")');

            Assert.areEqual('button value',
                Y.one('button[name=test-button-value]').get('value'),
                'button[name=test-button-value].get("value")');

            Assert.areEqual('',
                Y.one('button[name=test-button-novalue]').get('value'),
                'button[name=test-button-novalue].get("value")');

            Assert.areEqual('',
                Y.one('button[name=test-button-textvalue]').get('value'),
                'button[name=test-button-textvalue].get("value")');
        },

        test_remove: function() {
            var node = Y.one('#test-remove'),
                domNode = Y.DOM.byId('test-remove'),
                parent = domNode.parentNode;

            node.remove();
            Assert.isTrue(parent !== domNode.parentNode, 'node.remove()');

            // ensure remove doesnt fail when no parent
            node = Y.Node.create('<div/>');
            node.remove();
        },

        test_replace: function() {
            var node = Y.one('#test-replace').get('firstChild'),
                newNode = document.createElement('div');

            node.replace(newNode);
            Assert.areEqual(newNode, Y.one('#test-replace').get('firstChild')._node, 'node.replace(domNode)');

            node = Y.one('#test-replace').get('firstChild');
            newNode = Y.Node.create('<div/>');
            node.replace(newNode);
            Assert.areEqual(newNode, Y.one('#test-replace').get('firstChild'), 'node.replace()');
            Assert.areEqual(newNode._node, Y.one('#test-replace').get('firstChild')._node, 'node.replace()');
        },

        test_elements: function() {
            var elements = Y.one('#test-form').get('elements');

            ArrayAssert.itemsAreEqual(Y.DOM.byId('test-form').elements, elements._nodes, "Y.one('#test-form').get('elements')");
        },

        test_toFrag: function() {
            var frag = Y.all('#test-frag p').toFrag();
            Assert.areEqual(11, frag.get('nodeType'), "Y.all('#test-frag p').toFrag();");
        },

        test_aria: function() {
            Y.one('body').set('role', 'menu');
            Assert.isTrue(document.body.getAttribute('role') === 'menu', "Y.one('body').set('role', 'menu')")

            Y.one('body').set('aria-checked', true);
            Assert.areEqual('true', document.body.getAttribute('aria-checked', 2), "Y.one('body').set('aria-checked', true)")
            Assert.areEqual('true', Y.one('body').getAttribute('aria-checked'), "Y.one('body').set('aria-checked', true)")
            Assert.areEqual('true', Y.one('#foo').get('aria-checked'), "Y.one('#foo').get('aria-checked')");

            Y.one('body').set('aria-checked', false);
            Assert.areEqual('false', Y.one('body').get('aria-checked'), "Y.one('body').set('aria-checked', false)");
        },

        test_plugin: function() {
            Y.Node.plug(Y.Plugin.NodeFX);
            Assert.isTrue(!!Y.Node.create('<div></div>').fx, 'Node.plug()');
            Y.Node.unplug(Y.Plugin.NodeFX);
            Assert.isFalse(!!Y.Node.create('<div></div>').fx, 'Node.unplug()');

            Y.all('input').plug(Y.Plugin.NodeFX);

            Y.all('input').each(function(n) {
                Assert.isObject(n.fx, "Y.all('input').plug(Y.Plugin.NodeFX)");
            });

            Y.all('input').unplug(Y.Plugin.NodeFX);
            Y.all('input').each(function(n) {
                Assert.areEqual(undefined, n.fx, "Y.all('input').unplug(Y.Plugin.NodeFX)");
            });
        },

        test_props: function() {
            var mask = document.createElement('div');
            mask.className = 'mask';
            document.body.appendChild(mask);
            var doc = Y.one('document');
            mask.style.height = doc.get('docHeight') + 'px';
            mask.style.width = doc.get('docWidth') + 'px';
            Y.DOM.setStyle(mask, 'opacity', 0.4); 
            Assert.areEqual('DIV', Y.one('#test-prop').get('nodeName'), 'one("test-prop")');

            Assert.areEqual('test-xy', doc.one('#test-xy').get('id'), 'doc.one("#test-xy")');
            Assert.isNull(doc.one('fake-id'), 'doc.one("#fake-id")');
            Assert.areEqual(document.documentElement.scrollHeight, mask.offsetHeight, 'get("height")');
            Assert.areEqual(document.documentElement.scrollWidth, mask.offsetWidth, 'get("width")');
            mask.className = '';
        },

        test_refresh: function() {
            var node = Y.one('#test-nodes'),
                nodelist = node.all('li');

            nodelist.item(1).remove();
            ArrayAssert.itemsAreEqual( node.one('li'), nodelist, "Y.one('#test-node').all('li')");
            
            nodelist = Y.all('#test-nodes li');
            nodelist.item(1).remove();

            ArrayAssert.itemsAreEqual( node.one('li'), nodelist, "Y.one('#test-node').all('li')");
        },

        test_one: function() {
            var node = Y.DOM.byId('test:colon');
            Assert.areEqual(node.getElementsByTagName('h2')[0], Y.one(node).one('h2')._node,
                "Y.one(Y.DOM.byId('test:colon')).one(h2)");

            node = Y.DOM.byId('_funky:id{$400}');
            Assert.areEqual(node.getElementsByTagName('h2')[0], Y.one(node).one('h2')._node,
                "Y.one(Y.DOM.byId('_funky:id{$400}')).one(h2)");
        },
        test_all: function() {
            var node = Y.DOM.byId('test:colon');
            ArrayAssert.itemsAreEqual(node.getElementsByTagName('h2'),
                Y.one(node).all('h2')._nodes,
                "Y.one(Y.DOM.byId('test:colon')).all(h2)");

            node = Y.DOM.byId('_funky:id{$400}');
            ArrayAssert.itemsAreEqual(node.getElementsByTagName('h2'),
                Y.one(node).all('h2')._nodes,
                "Y.one(Y.DOM.byId('_funky:id{$400}')).all(h2)");

            node = Y.one('body');
            ArrayAssert.itemsAreEqual([node._node], Y.all(node)._nodes, 
                "Y.all(Y.one('body'))");

        },

        test_isEmpty: function() {
            Assert.isFalse(Y.all('input').isEmpty());
            Assert.isTrue(Y.all('.nomatch').isEmpty());
        },

        test_siblings: function() {
            var parent = Y.one('#test-nodes > ol'),
                children = parent.get('children');

            ArrayAssert.itemsAreEqual(
                [children.item(0)._node, children.item(1)._node, children.item(3)._node],
                children.item(2).siblings()._nodes,
                "children.item(2).siblings()"
            );

            ArrayAssert.itemsAreEqual(
                [children.item(0)._node, children.item(1)._node, children.item(3)._node],
                children.item(2).siblings('li')._nodes,
                "children.item(2).siblings('li')"
            );

            children.addClass('bar');
            children.item(1).removeClass('bar');

            ArrayAssert.itemsAreEqual(
                [children.item(0)._node, children.item(3)._node],
                children.item(2).siblings('li.bar')._nodes,
                "children.item(2).siblings('li.bar')"
            );
        },

        test_swap: function() {
            var elements = Y.DOM.byId('test-swap').getElementsByTagName('li'),
                nodes = Y.all('#test-swap li');

            Assert.areEqual(elements[0], nodes.item(0)._node);

            nodes.item(0).swap(nodes.item(3));
            Assert.areEqual(elements[0], nodes.item(3)._node, "nodes.item(0).swap(nodes.item(3))");

            nodes.item(0).swap(nodes.item(3));
            Assert.areEqual(elements[0], nodes.item(0)._node);
            Assert.areEqual(elements[3], nodes.item(3)._node);

            nodes.item(1).swap(nodes.item(2));
            Assert.areEqual(elements[1], nodes.item(2)._node);
            nodes.item(1).swap(nodes.item(2));
            Assert.areEqual(elements[1], nodes.item(1)._node);
            Assert.areEqual(elements[2], nodes.item(2)._node);
        },

        test_data: function() {
            var node = Y.one('body');

            // deprecated usage
            node.set('data', 'foo');
            Assert.areEqual('foo', node.get('data'),
                "node.set('data', 'foo')");

            node.setData('foo', 'foo');
            Assert.areEqual('foo', node.getData('foo'),
                "node.setData('foo', 'foo')");

            node.setData({'bar': 'bar', 'baz': 'baz'});
            Assert.areEqual('bar', node.getData('bar'),
                "node.setData({'bar': 'bar', 'baz': 'baz'})");

            Assert.areEqual('baz', node.getData('baz'),
                "node.setData({'bar': 'bar', 'baz': 'baz'})");

            node.clearData('bar');
            Assert.areEqual(undefined, node.getData('bar'),
                "node.clearData('bar')");

            Assert.areEqual('baz', node.getData('baz'),
                "node.clearData('bar')");

            node.clearData();
            Assert.areEqual(undefined, node.getData('baz'),
                "node.clearData()");
        }
    })); 

    Y.Test.Runner.add(suite);

    // allow window scroll event to happen post-onload
    Y.on('load', function() {
        setTimeout(function() {
            Y.Test.Runner.run();
        }, 1);
    }, window);
});
</script>
</body>
</html>
